Choose the correct combination of the following:

  • A
    Annelida and Porifera - Phyla
  • B
    Aves and Chordata - Classes
  • C
    Mollusca and Hydrozoa - Classes
  • D
    Oligochaeta and Arthropoda - Phyla

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Similar Questions

Statement $A$: All animals from Phylum $Annelida$ onwards possess a circulatory system.
Reason $R$: Coelomate organization is observed from Phylum $Annelida$ onwards.
Which option is correct for Statement $A$ and Reason $R$?

Which of the following is an incorrect pair regarding the classification of organisms?

Which one of the following pairs of animals are similar to each other pertaining to the feature stated against them?

These animals are oviparous or ovoviviparous and exhibit internal fertilization.

Identify the mismatched pair regarding the endoskeleton of animals.

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